19658170

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{73}}^1\times {\mathrm{3847}}^1$

素因数の和:3934

約数の個数: 32

約数和(自身を含む): 41004288

約数和(自身を除く): 21346118

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 73, 146, 365, 511, 730, 1022, 2555, 3847, 5110, 7694, 19235, 26929, 38470, 53858, 134645, 269290, 280831, 561662, 1404155, 1965817, 2808310, 3931634, 9829085, 19658170]

約数ペア:

[(1, 19658170), (2, 9829085), (5, 3931634), (7, 2808310), (10, 1965817), (14, 1404155), (35, 561662), (70, 280831), (73, 269290), (146, 134645), (365, 53858), (511, 38470), (730, 26929), (1022, 19235), (2555, 7694), (3847, 5110)]